No need for static.

stepmania/src/arch/ArchHooks/ArchHooks.cpp

@@ -5,7 +5,6 @@
 
 bool ArchHooks::g_bQuitting = false;
 bool ArchHooks::g_bToggleWindowed = false;
-bool ArchHooks::g_bHasFocus = true;
 // Keep from pulling RageThreads.h into ArchHooks.h
 static RageMutex g_Mutex( "ArchHooks" );
 ArchHooks *HOOKS = NULL;
@@ -33,18 +32,13 @@ ArchHooks *MakeArchHooks()
 
 void ArchHooks::SetHasFocus( bool bHasFocus )
 {
-	if( bHasFocus == g_bHasFocus )
+	if( bHasFocus == m_bHasFocus )
 		return;
-	g_bHasFocus = bHasFocus;
+	m_bHasFocus = bHasFocus;
 
 	LOG->Trace( "App %s focus", bHasFocus? "has":"doesn't have" );
 }
 
-bool ArchHooks::AppHasFocus()
-{
-	return g_bHasFocus;
-}
-
 bool ArchHooks::GoToURL( RString sUrl )
 {
 	return false;

stepmania/src/arch/ArchHooks/ArchHooks.h

@@ -4,6 +4,7 @@
 class ArchHooks
 {
 public:
+	ArchHooks(): m_bHasFocus(true) { }
 	virtual ~ArchHooks() { }
 	virtual void Init() { }
 	/*
@@ -106,7 +107,7 @@ public:
 	/*
 	 * Return true if the application has input focus.
 	 */
-	bool AppHasFocus();
+	bool AppHasFocus() const { return m_bHasFocus; }
 
 	/*
 	 * Open a URL in the default web browser
@@ -121,7 +122,7 @@ private:
 
 	static bool g_bQuitting;
 	static bool g_bToggleWindowed;
-	static bool g_bHasFocus;
+	bool m_bHasFocus;
 };
 
 #endif